Underwater
Words that start with T to describe 'them' are:tackytalkativetarnishedtastytaupetenderthreadbaretiredtoughtreacherousturquoisetwin
Wood, evergreen, artificial, decorated
jovial, jolly, jerk, jittery
Clout is a synonym for strength. It begins with the letter C.
absolute adjectives
submarine.
No. "Sub" in this instance is a prefix meaning "under" with "mar" (Latin for "sea") as the root word. An internet search indicates the first known use of "submarine" was in 1648.
compound words
Yes, into and today are compound words.
Compound words that have when in them are whence, whenever, and whensoever.
No, if they are separate words they are not compound.
substitute teacher and submarine