-ar

1.
suffix.
1 forming adjectives (angular; linear; nuclear; titular).
2 forming nouns (scholar).
Etymology: OF -aire or -ier or L -aris
2.
suffix forming nouns (pillar).
Etymology: F -er or L -ar, -are, neut. of -aris
3.
suffix forming nouns (bursar; exemplar; mortar; vicar).
Etymology: OF -aire or -ier or L -arius, -arium
4.
suffix assim. form of -ER(1), -OR(1) (liar; pedlar).