The term 'understood' can be expressed in a variety of ways, including orally (4 letters), gotten (6 letters), ACCEPTED (8 letters), dug (3 letters), GOT (3 letters), SAW (3 letters), GROK (4 letters), idig (4 letters), isee (4 letters), knew (4 letters), okok (4 letters), READ (4 letters), SEEN (4 letters), CLEAR (5 letters), gotit (5 letters), KNOWN (5 letters), roger (5 letters), TACIT (5 letters), igetit (6 letters), igotit (6 letters), GRASPED (7 letters), igotcha (7 letters), igotyou (7 letters), ihearya (7 letters), yesisee (7 letters), FOLLOWED (8 letters), IMPLICIT (8 letters), ireadyou (8 letters), saynomore (9 letters), and iseewhatyoumean (15 letters). These words all indicate that the speaker or writer has comprehended the meaning of something.