alias — An alias is a false name, especially one used by a criminal.
aqueous — In chemistry, an aqueous solution or cream has water as its base.
gradient — the degree of inclination, or the rate of ascent or descent, in a highway, railroad, etc.
radiance — radiant brightness or light: the radiance of the tropical sun.
radius — a straight line extending from the center of a circle or sphere to the circumference or surface: The radius of a circle is half the diameter.
Four-or-more syllable rhymes
extraneous — Irrelevant or unrelated to the subject being dealt with.
ingredients — something that enters as an element into a mixture: Flour, eggs, and sugar are the main ingredients in the cake.
spontaneous — coming or resulting from a natural impulse or tendency; without effort or premeditation; natural and unconstrained; unplanned: a spontaneous burst of applause.
Four-or-more syllable rhymes
miscellaneous — consisting of members or elements of different kinds; of mixed character: a book of miscellaneous essays on American history.
percutaneous — administered, removed, or absorbed by way of the skin, as an injection, needle biopsy, or transdermal drug.
simultaneous — existing, occurring, or operating at the same time; concurrent: simultaneous movements; simultaneous translation.
Four-or-more syllable rhymes
contemporaneous — If two events or situations are contemporaneous, they happen or exist during the same period of time.
