Vocabulary consisting only from characters you are able to read
何時までも
いつまでも
(uk) forever, for good, eternally, as long as one likes, indefinitely, no matter whatmix
残響
ざんきょう
reverberation, echomix
先頭
せんとう
head/lead/vanguard/first/(P)leda1
薬味
やくみ
condiment (e.g. grated or chopped topping such as daikon, wasabi, ginger, green onion, red pepper), spicesuru
全体
ぜんたい
whole/entirety/whatever (is the matter)/(P)leda1
急に
きゅうに
(1)swiftly, rapidly, (2)suddenly, abruptly, immediately jlpt3, mix