曰く[iwaku] pretext
曰く付き[iwakutsuki] with an interesting history (story)

曰く言い難し[iwakuiigatashi] It is hard to explain
曰う[notamau] to say

あっと言う間に[attoiumani] just like that
からと言って[karatoitte] while it may be true that
斯う言う[kouiu] such
して言えば[shiteieba] if I must say (choose)
ずばずば言う[zubazubaiu] to speak one's mind

そうかと言って[soukatoitte] but still
だからと言って[dakaratoitte] while it may be true that
と言うのは[toiunoha] means
と言う物[toiumono] something like ...
とも言う[tomoiu] also called

し難い[shinikui] hard to do
一難[ichinan] one difficulty
火難[kanan] fire calamity
海難[kainan] shipwreck
患難[kannan] affliction

危難[kinan] peril
及び難い[oyobigatai] hard to attain to
救難[kyuunan] rescue
救難ヘリコプター[kyuunanherikoputaa] rescue helicopter
苦難[kunan] suffering