able, ible
adjective, capable of, worthy of
changeable: able to be changed
combustible: capable of catching fire easily
ic
adjective, having the quality of, related to
robotic: like a robot or having to do with robots
melodic: having to do with melody; sweetly musical
ion, tion, sion
noun, act of doing, act of being, result of action
notation: act or process of making notes
sensation: act of feeling or perceiving
ist
noun, one who does an action or has a trait
pianist: one who plays the piano
anesthetist: a medical professional who administers anesthesia (that is, drugs that lessen pain or cause unconsciousness)
ity
noun, state or quality of
novelty: state of being new; a new thing
solemnity: state of being solemn or serious
logy
noun, study of
geology: study of Earth’s structure
zoology: study of animals
oid
adjective or noun, resembling or almost
ovoid: resembling an egg, having an oval or egg-like shape
asteroid: a small body orbiting the Sun (literally, an almost-star)
ous
adjective, having the quality of, having to do with
bulbous: having a bulb-like shape
venous: related to the veins