MEMBRANEOUS Antonyms

• permitting little if any light to pass through because of denseness of matter

• hard to pass through because of dense growth

• having high relative density or specific gravity

• slow to learn or understand; lacking intellectual acuity

• having component parts closely crowded together

• existing for a long time

• capable of withstanding wear and tear and decay

• very long lasting

• of or relating to or resembling flesh

• usually describes a large person who is fat but has a large frame to carry it

• not easy; requiring great physical or mental effort to accomplish or comprehend or endure

• dispassionate

• resisting weight or pressure

• produced without vibration of the vocal cords

• (of light) transmitted directly from a pointed light source

• (of speech sounds); produced with the back of the tongue raised toward or touching the velum

• with effort or force or vigor

• with firmness

• earnestly or intently

• causing great damage or hardship

• slowly and with difficulty

• indulging excessively

• into a solid condition

• very near or close in space or time

• with pain or distress or bitterness

• to the full extent possible; all the way

• very strong or vigorous

• characterized by effort to the point of exhaustion; especially physical effort

• given to excessive indulgence of bodily appetites especially for intoxicating liquors

• being distilled rather than fermented; having a high alcoholic content

• unfortunate or hard to bear

• dried out

• designating an airship or dirigible having a form maintained by a stiff unyielding frame or structure

• incapable of or resistant to bending

• incapable of compromise or flexibility

• incapable of adapting or changing to meet circumstances

• fixed and unmoving

• of definite shape and volume; firm; neither liquid nor gaseous

• entirely of one substance with no holes inside

• matter that is solid at room temperature and pressure

• the state in which a substance has no tendency to flow under moderate stress; resists forces (such as compression) that tend to deform it; and retains a definite size and shape

• a three-dimensional object, structurally rigid, usually resistant to changes of shape or volume

• characterized by good substantial quality

• of one substance or character throughout

• uninterrupted in space; having no gaps or breaks

• providing abundant nourishment

• of good quality and condition; solidly built

• not soft or yielding to pressure

• having length, breadth and thickness

• impenetrable for the eye

• financially dependable

• of a substantial character and not frivolous or superficial

• meriting respect or esteem

• of the same color throughout

• acting together as a single undiversified whole

• not making concessions

• having rugged physical strength; inured to fatigue or hardships

• substantially made or constructed

• 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

• relatively dense in consistency

• the location of something surrounded by other things

• with a thick consistency

• in quick succession

• having component parts closely crowded together

• spoken as if with a thick tongue

• having a short and solid form or stature

• hard to pass through because of dense growth

• (of darkness) densely dark

• (used informally) associated on close terms

• (used informally) stupid

• abounding; having a lot of

• not given to gentleness or sentimentality

• physically toughened

• resistant to cutting or chewing

• someone who learned to fight in the streets rather than being formally trained in the sport of boxing

• an aggressive and violent young criminal

• a cruel and brutal fellow

• very difficult; severely testing stamina or resolution

• substantially made or constructed

• violent and lawless

• feeling physical discomfort or pain (`tough' is occasionally used colloquially for `bad')

• unfortunate or hard to bear

• making great mental demands; hard to comprehend or solve or believe