This is the 137th most frequent Tamil word.
இள
Young; tender.
In this sentence, 'இள' is used to describe the fruits being tender or young in an immature stage.
பச்சையாக இள காய்களைத் தேர்வு செய்யவேண்டும்.
You should select tender green fruits.
Here, 'இள' is used to signify 'young' or 'youthful' in context of one's age.
இள வயதில் தன்னம்பிக்கையை வளர்க்க வேண்டும்.
During youth, one should cultivate self-confidence.
In this instance, 'இள' conveys the meaning of 'early' or 'fresh' in relation to time or quality.