Задание

Fill in the gaps with the proper forms of the words:

believer, observer, helper, doubter, doubt, employment, employ, help, observe, consumer, direction, competition, announcement, direct, compete, consumable, announcing, believe, consume

Noun \(act, process\) Verb Adjective
announcer announce
belief believable
competitor competitive
consumption
director direct
employer employable
help helpful
doubt doubtful
observation observant