calipers — Usually, calipers. an instrument for measuring thicknesses and internal or external diameters inaccessible to a scale, consisting usually of a pair of adjustable pivoted legs.
handlebars — Usually, handlebars. the curved steering bar of a bicycle, motorcycle, etc., placed in front of the rider and gripped by the hands. handlebar moustache.
janitor — a person employed in an apartment house, office building, school, etc., to clean the public areas, remove garbage, and do minor repairs; caretaker.
manager — a person who has control or direction of an institution, business, etc., or of a part, division, or phase of it.
Four-or-more syllable rhymes
parameters — Mathematics. a constant or variable term in a function that determines the specific form of the function but not its general nature, as a in f (x) = ax, where a determines only the slope of the line described by f (x). one of the independent variables in a set of parametric equations.