You are referring to Clerk, so a better rhyme would be Perk, though some people do pronounce Clerk to rhyme with Park.
clerk
In some countries, "clerk" is pronounced that way.
Something that rhymes with park that is 2 syllables is Clark. Aardvark rhymes and is two.
park
Anything that rhymes with bark; dark, park, quark, lark, mark.
lark
Pater wark
dark
stink in dark
bentral bark
park, ark
park