All quick antonyms

adjective quick

• slow — moving or proceeding with little or less than usual speed or velocity: a slow train.
• delayed — of or relating to a particle, as a neutron or alpha particle, that is emitted from an excited nucleus formed in a nuclear reaction, the emission occurring some time after the reaction is completed.
• clumsy — A clumsy person moves or handles things in a careless, awkward way, often so that things are knocked over or broken.
• idle — not working or active; unemployed; doing nothing: idle workers.
• inactive — not active: an inactive volcano.
• later — occurring, coming, or being after the usual or proper time: late frosts; a late spring.
• lazy — averse or disinclined to work, activity, or exertion; indolent.
• leisurely — acting, proceeding, or done without haste; unhurried; deliberate: a leisurely conversation.
• sluggish — indisposed to action or exertion; lacking in energy; lazy; indolent: a sluggish disposition.
• unhurried — not hurried; leisurely; deliberate: an unhurried day; an unhurried decision.
• ignorant — lacking in knowledge or training; unlearned: an ignorant man.
• stupid — lacking ordinary quickness and keenness of mind; dull.
• uneducated — not educated.
• lasting — continuing or enduring a long time; permanent; durable: a lasting friendship.
• blunt — If you are blunt, you say exactly what you think without trying to be polite.
• dull — not sharp; blunt: a dull knife.
• impotent — not potent; lacking power or ability.
• ineffective — not effective; not producing results; ineffectual: ineffective efforts; ineffective remedies.
• inept — without skill or aptitude for a particular task or assignment; maladroit: He is inept at mechanical tasks. She is inept at dealing with people.
• unintelligent — deficient in intelligence; dull; stupid.
• useless — of no use; not serving the purpose or any purpose; unavailing or futile: It is useless to reason with him.
• weak — not strong; liable to yield, break, or collapse under pressure or strain; fragile; frail: a weak fortress; a weak spot in armor.