Immature describes something not fully developed or grown, often showing childish or premature characteristics. As an adjective, it can refer to behavior, appearances, or processes that lack fully formed maturity. The term can apply to individuals, ideas, or stages in development, implying incompleteness or potential for growth.
Tips: • Say three syllables: ih-MA-tyer, with strong /æ/ and a light /j/ onset before the final /ər/. • Practice with minimal pairs: mature vs immature to feel the contrast in stress and syllable timing. • Record yourself and compare to native speech; focus on the crisp /tj/ transition between the second and third syllables.
"Her immature behavior at the meeting surprised everyone."
"The seedling looked healthy, but its leaves were still immature for the season."
"Calling him childish was unfair; his immature response showed a lack of experience."
"The project was abandoned because the data were immature and unreliable."
Immature comes from the Late Latin immaturus, formed from in- 'not' + maturus 'ripe, ripe for development' and the English suffix -ure. The Latin maturus originally meant 'ripe, ready' in the sense of fruit or time, and immaturus meant 'not ripe, not ready.' In English, immature first appeared in the late 15th century as a descriptor meaning not fully developed or not fully grown, retaining both literal and figurative senses. Over time, the word broadened beyond physical growth to include behaviors, ideas, and processes that lack refinement or depth. The prefix in- signals negation and is historically versatile in shaping adjectives that negate a root concept. The semantic shift from physical development to behavioral context reflects a long-standing linguistic pattern in English where maturity is a valued developmental stage, and anything showing lack of it is described as immature. First known uses appear in scholarly and literary contexts, and by the 18th–19th centuries, the term was common in psychology, education, and everyday critique to describe underdeveloped or naive traits. Modern usage retains this dual sense of biological/growth-related immaturity and social or cognitive underdevelopment, sometimes carrying a critical or humorous nuance depending on tone.
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💡 These words have similar meanings to "Immature" and can often be used interchangeably.
🔄 These words have opposite meanings to "Immature" and show contrast in usage.
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Words that rhyme with "Immature"
-ure sounds
Practice with these rhyming pairs to improve your pronunciation consistency:
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Pronounce as /ɪˈmætjər/ (US) or /ˌɪˈmætjə/ (British). The primary stress is on the second syllable: im-MA-ture. Break it into three phonemes: ɪ (short i) + mæ (as in ‘man’) + tjər (chə with r-colored vowel). In many American and some British pronunciations, the final -ture reduces to -(jə) or -(tʃər). Practice by saying ‘ih-MA-tyər’ with a quick, light 'ty' palatal onset. For an audio reference, you can compare to native speech resources or pronunciation videos labeled for this word.
Two common errors: misplacing stress and mispronouncing the second syllable. People often say im-MA-ture with incorrect stress shifting to the first or third syllable, which sounds unnatural. Also, the -ture ending is sometimes pronounced as a hard 'ty-uh' or a full 'ture' as in 'nature.' Correction: stress the second syllable: im-MA-ture, and reduce the final to a light /tʃər/ or /tə/ depending on accent. Another pitfall is affrication of the -ture; keep it as a softer, palatal /tj/ sequence rather than a hard 't' followed by 'ure'.
In US English you’ll hear /ɪˈmætjɚ/ with a rhotic ending, the final ‘-er’ sounding like a schwa+r. UK speakers tend to reduce the final syllable to /-tjə/ with less rhotic coloration, giving /ˌɪˈmætjə/ or /ˌɪˈmætjə/. Australian English often aligns with UK patterns but may exhibit a shorter, clipped second syllable and a schwa-like final vowel. Across all, the middle syllable bears strong stress; vowel quality in the first syllable is short and lax. IPA family references: US /ɪˈmætjɚ/, UK /ˌɪˈmætiə/ or /ˌɪˈmætjə/, AU /ˌɪˈmætjə/.
The difficulty lies in the three-syllable rhythm with stress on the second syllable and the palatal onset /tj/ in the middle, which can blend with adjacent sounds in fluent speech. English speakers often reduce the final -ture to a soft /-tʃə/ or /-tʃər/, which can blur with surrounding vowels, especially in connected speech. Learners also struggle with maintaining the short, lax vowel in the first syllable and avoiding an over-enunciated third syllable. Focus on the consonant sequence /tj/ and keep the second syllable prominent.
A key nuance is the second syllable vowel quality: the 'ma' in /mæ/ should be short and crisp, not elongated. Some speakers insert an extra vowel before /tj/ leading to /ɪˈmæmidʒə/; avoid this by keeping the sequence tight: ɪ-ˈmæ-tjər. Additionally, the final -ure often reduces to /ər/ or /ə/ in rapid speech, which can obscure the placement of the primary stress. Practicing with slow, syllable-timed speech helps maintain accurate prosody.
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