weary
Pronunciation: /ˈwɪəri/
adjective ( wearier, weariest)
verb ( wearies, wearying, wearied)

Origin:
Old English wērig, wǣrig, of West Germanic origin

Spelling rule
If a word ends in a consonant plus -y, change the -y to an -i before adding any ending (unless the ending already begins with an -i):