Below are possible answers for the crossword clue Not so hot.
4 letter answer(s) to not so hot
BLAH
pompous or pretentious talk or writing
MILD
humble in spirit or manner; suggesting retiring mildness or even cowed submissiveness; "meek and self-effacing"
mild and pleasant; "balmy days and nights"; "the climate was mild and conducive to life or growth"; "a soft breeze"
moderate in type or degree or effect or force; far from extreme; "a mild winter storm"; "a mild fever"; "fortunately the pain was mild"; "a mild rebuke"; "mild criticism"
5 letter answer(s) to not so hot
TEPID
feeling or showing little interest or enthusiasm; "a halfhearted effort"; "gave only lukewarm support to the candidate"