Capsule
Part of speech: noun
Definition: A membranous envelope. A type of simple, dehiscent, dry fruit (seed-case) produced by many species of flowering plants, such as poppy, lily, orchid, willow and cotton. A detachable part of rocket or spacecraft (usually in the nose) containing crew's living space. A small container containing a dose of medicine. A weasel, in Suffolk slang.
Caplet
Part of speech: noun
Definition: A type of tablet that is meant to be tamper-resistant.A call option used in the analysis of interest rate caps.