utantill betyder på engelska

by heart▼(knowing completely)
preposition
[UK: baɪ hɑːt] [US: baɪ ˈhɑːrt]

memorize [memorized, memorizing, memorizes]▼(to commit to memory, to learn by heart)
verb
[UK: ˈme.mə.raɪz] [US: ˈme.mə.ˌraɪz]