give (away) சொல்லு collu (sollu) (3c intr, tr) disclose; divulge, as a secret, etc.; give s.t. out; (inf.)let the cat out of the bag; spill the beans
Usage:
படத்தின் முழுக் கதையையும் நீ சொல்லவேண்டியதில்லை! paṭattiṉ muḻuk kataiyaiyum nī collavēṇṭiyatillai! paḍattooḍa muḻu kadeyeyum nii sollaveeṇiyadille? You didn't have to give away the whole plot of the movie!