Dilute

Part of speech: verb (v.)

1. To make thinner or more liquid by admixture with something; to thin and dissolve by mixing. Mix their watery store. With the chyle's current, and dilute it more. Blackmore.

2. To diminish the strength, flavor, color, etc., of, by mixing; to reduce, especially by the addition of water; to temper; to attenuate; to weaken. Lest these colors should be diluted and weakened by the mixture of any adventitious light. Sir I. Newton.

Part of speech: verb (v.)

To become attenuated, thin, or weak; as, it dilutes easily.

Part of speech: adjective (a.)

Diluted; thin; weak. A dilute and waterish exposition. Hopkins.