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Seconder

noun

Noun

1
Something that lasts or takes a specified number of seconds. in-compounds
"I'm a post-first-weight-gain-in-ten-years, post-obsessing-about-food-every-minute-of-every-day, and life is different. It really is. I still struggle sometimes, but I can honestly say that the tapes are no longer playing. Once in a while I hear a little “commercial,” a brief ten-seconder: Are you sure you don't want to lose a little weight? Wouldn't you rather skip that high-fat meal?"
2
someone who endorses a motion or petition as a necessary preliminary to a discussion or vote wordnet
3
The person who makes a second to a motion in any formal procedure, such as a parliamentary procedure.
"He's been the seconder on many motions, but I don't think he's ever made a motion himself."
4
A Cub Scout serving as a second-in-command to a sixer.
5
A person who seconds; a person who climbs after the leader

From second + -er (measurement suffix) or + -er (agent noun suffix).

Unscramble this word: seconder