Vocabulary consisting only from characters you are able to read
いつの間にか
いつのまにか
before one knows, before one becomes aware of, unnoticed, unawaresjlpt3
怖がる
こわがる
to be afraid of, to fear, to dread, to be nervous (about), to be shy (of)godan, verb, vintrans
喜び
よろこび
joy/delight/rapture/pleasure/gratification/rejoicing/congratulations/felicitations/(P)jlpt3