Synonyms of the word

rainproof

• adj. (of external clothing) waterproof.
• v. To make rainproof.

tight

• adj. Firmly held together; compact; not loose or open.
• adj. (of a space, design or arrangement) Narrow, such that it is difficult for something or someone to pass…
• adj. Well-rehearsed and accurate in execution.
• adj. (slang) Intoxicated; drunk or acting like being drunk.
• adj. (slang) Extraordinarily great or special.
• adj. (slang, British (regional)) Mean; unfair; unkind.
• adj. (obsolete) Not ragged; whole; neat; tidy.
• adj. (obsolete) Handy; adroit; brisk.
• adj. (poker) Of a player, who plays very few hands.
• adj. (poker) Using a strategy which involves playing very few hands.
• adv. Firmly, so as not to come loose easily.
• adv. Soundly.
• v. (obsolete) To tighten.

waterproof

• adj. Unaffected by water.
• adj. Made of or covered with material that doesn't allow water in.
• adj. (figuratively) Incapable of failing; unassailable.
• v. To make waterproof or water-resistant.
• n. A substance or preparation for rendering cloth, leather, etc., impervious to water.
• n. Cloth made waterproof, or any article made of such cloth, or of other waterproof material, as rubber;…

waterproofed

• adj. Having been made waterproof.
• v. simple past tense and past participle of waterproof.