Part of speech: Noun
some conspicuous object used to distinguish or mark something
Example: the buoys were markers for the channel
Categories: Artifact, Artefact
Part of speech: Noun
a distinguishing symbol
Example: the owner's mark was on all the sheep
Categories: Symbol
Part of speech: Noun
a writing implement for making a mark
Categories: Writing implement
mark – A related word in the same word family.
er – A related word in the same word family.
Some English words are 'fossil words'—they only survive in idioms or fixed phrases.