Synonyms for cap

noun

• a protective covering that is part of a plant
• the upper part of a column that supports the entablature
• a fruiting structure resembling an umbrella or a cone that forms the top of a stalked fleshy fungus such as a mushroom
• a mechanical or electrical explosive device or a small amount of explosive; can be used to initiate the reaction of a disrupting explosive
• an upper limit on what is allowed
• (dentistry) dental appliance consisting of an artificial crown for a broken or decayed tooth
• a tight-fitting headdress
• a top (as for a bottle)
• something serving as a cover or protection

verb

• lie at the top of
• restrict the number or amount of