Lichen vs. Mould

Difference Between Lichen and Mould
Lichennoun
Any of many symbiotic organisms, being associations of algae and fungi, often found as white or yellow patches on old walls, etc.
Mouldnoun
alternative spelling of mold
Lichennoun
(figurative) Something which gradually spreads across something else, causing damage.
Mouldnoun
alternative spelling of mold
Lichennoun
any of several eruptive skin diseases characterized by hard thick lesions grouped together and resembling lichens growing on rocks
Mouldverb
alternative spelling of mold
Lichennoun
any thallophytic plant of the division Lichenes; occur as crusty patches or bushy growths on tree trunks or rocks or bare ground etc.
Mouldverb
alternative spelling of mold
Mouldnoun
loose soil rich in organic matter
Mouldnoun
a fungus that produces a superficial growth on various kinds of damp or decaying organic matter
Mouldnoun
sculpture produced by molding
Mouldnoun
container into which liquid is poured to create a given shape when it hardens
Mouldverb
form in clay, wax, etc;
model a head with clayMouldverb
form by pouring (e.g., wax or hot metal) into a cast or mold;
cast a bronze sculptureMouldverb
make something, usually for a specific function;
She molded the riceballs carefullyForm cylinders from the doughshape a figureWork the metal into a sword