The two words "a hem" can be used together in a proper English sentence. For example: She repaired a hem on her dress.
forbid, forget, forgive, peppermint, eyeballs, diskdrive, honeymoon, bookworm, blackout, rainbow, cargo, horsepower
Wait, wait, hartfire. You are off on two counts.
(i) the words you give are not exclamations.
(ii) "A hem" makes sense; e.g. "She repaired a hem on her dress." "For get" cannot be used in a sentence. Likewise for several other suggestions.
Farewell! Did he fare well in the competition?
Intolerable! She’s in tolerable circumstances.
Still hunting for more: enjoying the challenge.