Word: greylists
Part of speech: Noun
Syllables: grey
lists
Definition: Plural of greylist. A technique for blocking spam (junk e-mail) by temporarily rejecting mail from unknown senders. A legitimate sender is likely to try sending again after a delay.
Morphemes:
Affix: grey
Language: en
PoS: Adjective
Meaning: Alternative form of coloured. ; having color or a certain color; sometimes used in combination
Affix: list
Language: en
PoS: Noun
Meaning: A little square moulding; a fillet or listel.
Affix: -s
Language: en
PoS: Suffix
Meaning: Used to form the plural of nouns that correctly take just an "s" in the plural. See greengrocer’s apostrophe.