TSUMUGU · TOCFL 3 (est.) · 詞
突然
ㄊㄨ ㄖㄢˊ · tūrán
adverb/adjective — suddenly; all of a sudden; abrupt
字源 FORM — what the parts do
突to dash out; sudden (突然的突)tū穴 (cave/hole) at top; 犬 (dog) below — a dog bursting out of a burrow; extended to: sudden emergence
然thus; so; indicating a state (自然的然)rán肉/月 (meat) + 犬 (dog) + 火 (fire) — meat roasting on fire over a dog? Original sense: burning; grammaticalized to 'thus/so'
突然，突破的突，突然的然。
故事 STORY — a scene to remember it by
狗（犬）從洞（穴）裡竄出來——突（突）。就這樣（然）發生了。
A dog (犬) bursts from its burrow (穴) — that is 突. It happened just like that (然).
字源記憶法