(adj): having high relative density or specific gravity
(adj): having the consistency of dough because of insufficient leavening or improper cooking
(adj): relating to an aircraft heavier than the air it displaces
(adj): of considerable weight and size
(adj): consisting of great mass; containing a great quantity of matter
(adj): tending to sink in a liquid or fall in air
(adj): having great mass and weight and unwieldiness
(adj): vs. light) -- (unusually great in degree or quantity or number
(adj): severe
(adj): vs. light) -- (of the military or industry; using (or being) the heaviest and most powerful armaments or weapons or equipment
(adj): vs. light) -- (marked by great psychological weight; weighted down especially with sadness or troubles or weariness
(adj): not easily borne; wearing
(adj): causing distress or worry or anxiety
(adj): made heavy or weighted down with weariness
(adj): weighing heavily on the senses or spirit
(adj): weighing heavily on the spirit; causing anxiety or worry
(adj): usually describes a large person who is fat but has a large frame to carry it
(adj): vs. thin) -- (having an (over)abundance of flesh
(adj): (used of soil) compact and fine-grained
(adj): vs. loose) -- (closely and firmly united or packed together
(adj): darkened by clouds
(adj): vs. clear) -- (full of or covered with clouds
(adj): vs. light) -- (of great intensity or power or force
(adj): marked by intense physical force
(adj): vs. light) -- ((physics, chemistry) being or containing an isotope with greater than average atomic mass or weight
(adj): (of an actor or role) being or playing the villain
(adj): vs. virtuous) -- (morally bad in principle or practice
(adj): permitting little if any light to pass through because of denseness of matter
(adj): vs. thin) -- (relatively dense in consistency
(adj): of relatively large extent and density
(adj): vs. thin) -- (not thin; of a specific thickness or of relatively great extent from one surface to the opposite usually in the smallest of the three solid dimensions
(adj): made of fabric having considerable thickness
(adj): vs. thin) -- (not thin; of a specific thickness or of relatively great extent from one surface to the opposite usually in the smallest of the three solid dimensions
(adj): prenominal), heavy(prenominal) -- (prodigious
(adj): vs. temperate) -- (excessive in behavior
(adj): full and loud and deep
(adj): vs. thin) -- ((of sound) having marked deepness and body
(adj): given to excessive indulgence of bodily appetites especially for intoxicating liquors
(adj): vs. nonindulgent) -- (characterized by or given to yielding to the wishes of someone
(adj): of great gravity or crucial import; requiring serious thought
(adj): vs. unimportant), of import -- (of great significance or value
(adj): slow and laborious because of weight
(adj): vs. light-footed) -- ((of movement) lacking ease or lightness
(adj): large and powerful; especially designed for heavy loads or rough work
(adj): vs. light-duty) -- (designed for heavy work
(adj): dense or inadequately leavened and hence likely to cause distress in the alimentary canal
(adj): vs. digestible) -- (digested with difficulty
(adj): sharply inclined
(adj): vs. gradual) -- (having a sharp inclination
(adj): full of; bearing great weight
(adj): vs. empty) -- (containing as much or as many as is possible or normal
(adj): requiring or showing effort
(adj): vs. effortless) -- (requiring great physical effort
(adj): characterized by effort to the point of exhaustion; especially physical effort
(adj): vs. effortless) -- (requiring great physical effort
(adj): lacking lightness or liveliness
(adj): vs. lively) -- (lacking in liveliness or animation
(adj): (of sleep) deep and complete
(adj): vs. shallow) -- (relatively deep or strong; affecting one deeply
(adj): predicate), enceinte, expectant, gravid, great(predicate), large(predicate), heavy(predicate), with child(predicate) -- (in an advanced stage of pregnancy
(adj): vs. nonpregnant) -- (carrying developing offspring within the body or being about to produce new life
(n): an actor who plays villainous roles
(n): a theatrical performer
(n): a serious (or tragic) role in a play
(n): an actor's portrayal of someone in a play
(adv): slowly as if burdened by much weight
I enjoy hearing this word used to describe sounds or events: "Suddenly, there was a heavy explosion. The ground heaved. Windows shattered."