As an adjective reddened

is made red.

As a verb reddened

is past tense of redden.

As a noun reddener is

agent noun of redden; someone or something which reddens.

As adjectives the difference between seminal and feminal

is that seminal is of or relating to seed or semen while feminal is of or pertaining to women, femininity or feminism.

As a noun seminal

is a seed.

As nouns the difference between aids and adds

is that aids is acquired immune deficiency syndrome while adds is .

As a verb adds is

(add).

As adjectives the difference between paintier and daintier

is that paintier is (painty) while daintier is (dainty).

As verbs the difference between gigged and bigged

is that gigged is past tense of gig while bigged is past tense of big.

As nouns the difference between buffas and buffs

is that buffas is while buffs is .

As a verb buffs is

(buff).

As verbs the difference between keeling and heeling

is that keeling is present participle of keel while heeling is present participle of lang=en.

As a noun keeling

is a cod.

As a noun stops

is .

As a verb estops is

(estop).

As a verb douted

is (dout).

As a noun douter is

(obsolete) an extinguisher for candles.

As nouns the difference between marc and marz

is that marc is the refuse matter that remains after fruit, particularly grapes, has been pressed while marz is the name for a first-level administrative entity in Armenia, usually translated as region in English.

As a proper noun Marc

is a given name derived from Latin, a French variant of Mark.