What is the meaning of Fals?

Medieval copper coin first produced by the Umayyad caliphate beginning in the late 7th century.

false (untrue, not factual, wrong)

false

false (not well-founded; not firm or trustworthy; erroneous)

out of tune, off-key, wrong

spin

falseness, dissimulation

fraud, imposture

forgery

groove, notch

off-key, out of tune

false (untrue, not factual, wrong)

falsehood, fraud, counterfeit

false

false (untrue, not factual, wrong)

vicious

angry

to be angry

false

false (untrue, not factual, wrong)

Source: wiktionary.org