Father Time
Methuselah
Nestor
Old Paar
bloke
centenarian
dotard
elder
gaffer
golden-ager
gramps
grandfather
grandsire
graybeard
nonagenarian
octogenarian
old chap
old codger
old dog
old duffer
old geezer
old gent
old gentleman
old man
old party
old-timer
older
oldster
pantaloon
patriarch
presbyter
senior citizen
septuagenarian
sexagenarian
the quiet-voiced elders
venerable sir
veteran
adult male
man
beldame
busboy
charivari
curmudgeon
cuss
despoiler
fellows!
millipede
official
oldsters
postmaster
rosebud
snitch
sonovabitch
stir-fry
sugo
switcheroo
tripper
untowardness
woman-hater