Vocabulary consisting only from characters you are able to read
恋愛
ren'ai
love/love-making/passion/emotion/affections/(P)ai, jlpt3, suru
必ず
kanarazu
always/without exception/necessarily/certainly/without fail/positively/invariably/(P)jlpt3, jlpt4, leda1
必ずしも
kanarazušimo
(not) always, (not) necessarily, (not) all, (not) entirelymix