mostly
adverbUK /ˈməʊstli/
US /ˈmoʊstli/
Almost all of the time or almost all of something.
The sky is mostly blue today, with just a few clouds.
OTHER MEANINGS
2. For the greatest part; almost entirely.
The class is mostly girls.
3. Usually; as a general rule.
She mostly walks to school.
4. To a great degree but not completely.
The homework was mostly easy.