SIMONISE Antonyms

• cause to deteriorate due to the action of water, air, or an acid

• become destroyed by water, air, or a corrosive such as an acid

• mar or spoil the appearance of

• lacking in liveliness or animation

• emitting or reflecting very little light

• not keenly felt

• not having a sharp edge or point

• being or made softer or less loud or clear

• so lacking in interest as to cause mental weariness

• (of color) very low in saturation; highly diluted

• slow to learn or understand; lacking intellectual acuity

• (of business) not active or brisk

• blunted in responsiveness or sensibility

• not clear and resonant; sounding as if striking with or against something relatively soft

• darkened with overcast

• make dull in appearance

• become dull or lusterless in appearance; lose shine or brightness

• deaden (a sound or noise), especially by wrapping

• make numb or insensitive

• make dull or blunt

• become less interesting or attractive

• make less lively or vigorous

• a red or brown oxide coating on iron or steel caused by the action of oxygen and moisture

• a plant disease that produces a reddish-brown discoloration of leaves and stems; caused by various rust fungi

• the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water

• any of various fungi causing rust disease in plants

• A strong reddish brown color.

• of the brown color of rust

• become destroyed by water, air, or a corrosive such as an acid

• cause to deteriorate due to the action of water, air, or an acid

• become coated with oxide

• a smoky fire to drive away insects

• a blemish made by dirt

• make a smudge on; soil by smudging

• anything regarded as making something unclean

• the part of the earth's surface consisting of humus and disintegrated rock

• material in the top layer of the surface of the earth in which plants can grow (especially with reference to its quality or use)

• the geographical area under the jurisdiction of a sovereign state

• make soiled, filthy, or dirty

• a soiled or discolored appearance

• (microscopy) a dye or other coloring material that is used in microscopy to make structures visible

• anything regarded as making something unclean

• a symbol of disgrace or infamy

• an act that brings discredit to the person who does it

• color with a liquid dye or tint

• produce or leave stains

• make dirty or spotty, as by exposure to air; also used metaphorically

• color for microscopic study

• discoloration of metal surface caused by oxidation

• make dirty or spotty, as by exposure to air; also used metaphorically