occur

1 ENTRIES FOUND:
occur /əˈkɚ/ verb
occurs; occurred; occurring
occur
/əˈkɚ/
verb
occurs; occurred; occurring
Britannica Dictionary definition of OCCUR
[no object]
1 
somewhat formal : to happen
2 
formal : to appear or exist : to be found

occur to

[phrasal verb]
occur to (someone)
: to be thought of by (someone)