toothing

noun
tooth·ing | \ˈtüthiŋ, -üt͟h-, -ēŋ\
plural -s

Definition of toothing 

1a : an arrangement, formation, or projection consisting of or containing teeth or parts resembling teeth : indentation, serration

b : an arrangement of bricks alternately projecting at the end of a wall to permit bonding into a later continuation of the wall

2 : the act or process of furnishing with teeth or a tooth

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History and Etymology for toothing

in sense 1, from tooth entry 1 + -ing; in sense 2, from gerund of tooth entry 2

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exaggeratedly or childishly emotional

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