お待ち遠さま[omachidoosama] I'm sorry to have kept you waiting
果報は寝て待て[kahouhanetemate] All things come to those who wait
歓待[kantai] warm reception
期待[kitai] expectation
期待値[kitaichi] expected value

期待どおり[kitaidoori] as expected (positive events)
虐待[gyakutai] abuse
供待ち[tomomachi] attendant's waiting room
最恵国待遇[saikeikokutaiguu] most favored nation
請待[shoudai] invitation

詫び[wabi] apology
詫び言[wabigoto] apology
詫び状[wabijou] letter of apology
待ち詫びる[machiwabiru] to be tired of waiting
詫る[wabiru] to apologize

詫び入る[wabiiru] to apologize sincerely
お詫び[owabi] apology
詫び寂び[wabisabi] aesthetic sense in Japanese art emphasising quiet simplicity and subdued refinement
詫びを入れる[wabiwoireru] to make an apology