What are the opposite words for un changeable?

The antonyms for the word "unchangeable" are variable, mutable, erratic, uncertain, inconsistent, capricious, and volatile. These words refer to things that are subject to change, modification, or alteration. "Variable" means liable to change or be changed; "mutable" means liable to change; "erratic" means unpredictable and irregular; "uncertain" means not known or definite; "inconsistent" means not staying the same throughout; "capricious" means sudden and unaccountable changes in mood, behaviour or attitude; while "volatile" means liable to change rapidly and unpredictably. These words are the opposite of "unchangeable" which means not able to be changed or altered.

Antonym of the day

leading the way
abandon, follow, misguide.