Rubber
Part of speech: noun
Definition: Pliable material derived from the sap of the rubber tree; a hydrocarbon polymer of isoprene. Synthetic materials with the same properties as natural rubber. An eraser. A condom. Someone or something which rubs. The rectangular pad on the pitcher's mound from which the pitcher must pitch. Water resistant shoe covers, galoshes, Wellingtons. Tires, particularly racing tires. a series of games, contests - in Davis cup tennis, cards A series of an odd number of games or matches of which a majority must be won (thus precluding a tie). A game or match played to break a tie.
Example sentence: I think places that need the rubber duck the most are the ones in distress.
Rubberize
Part of speech: verb
Definition: To coat with rubber or a similar material.