- old man, greybeard, graybeard, Methuselah - a man who is very old
--1 is a kind of oldster, old person, senior citizen, golden ager; man, adult male
--1 has particulars:codger, old codger; old-timer, oldtimer, gaffer, old geezer, antique; patriarch - old boy, old man - a familiar term of address for a man
--2 is a kind of man, adult male
- old man - an informal term for your father
--3 is a kind of father, male parent, begetter; dysphemism
- common wormwood, absinthe, old man, lad's love, Artemisia absinthium - aromatic herb of temperate Eurasia and North Africa having a bitter taste used in making the liqueur absinthe
--4 is a kind of wormwood
--4 is a member of genus Artemisia
--4 is a substance of absinth, absinthe- old man - boss
--5 is a kind of boss, hirer
- common wormwood, absinthe, old man, lad's love, Artemisia absinthium - aromatic herb of temperate Eurasia and North Africa having a bitter taste used in making the liqueur absinthe