a person who relies or depends on another person or thing
relier in American English
(rɪˈlaiər)
noun
a person or thing that relies
Word origin
[1585–95; rely + -er1]This word is first recorded in the period 1585–95. Other words that entered Englishat around the same time include: develop, filament, naturalize, parallax, scuff-er is a suffix used in forming nouns designating persons from the object of their occupationor labor (hatter; tiler; tinner; moonshiner), or from their place of origin or abode (Icelander; southerner; villager), or designating either persons or things from some special characteristic or circumstance(six-footer; three-master; teetotaler; fiver; tenner)