moldable — a hollow form or matrix for giving a particular shape to something in a molten or plastic state.
Three-syllable rhymes
disposable — designed for or capable of being thrown away after being used or used up: disposable plastic spoons; a disposable cigarette lighter.
notable — worthy of note or notice; noteworthy: a notable success; a notable theory.
potable — fit or suitable for drinking: potable water.
quotable — able to be quoted or easily quoted, as by reason of effectiveness, succinctness, or the like: the most quotable book of the season.
sociable — inclined to associate with or be in the company of others.
Four-or-more syllable rhymes
approachable — If you describe someone as approachable, you think that they are friendly and easy to talk to.
consolable — to alleviate or lessen the grief, sorrow, or disappointment of; give solace or comfort: Only his children could console him when his wife died.
controllable — If something is controllable you are able to control or influence it.
emotional — Of or relating to a person's emotions.
negotiable — capable of being negotiated: a negotiable salary demand.