Is It A Toponym?

From Spanish 'mosquito' ("gnat"), diminutive of 'mosca' ("fly").

After Glenn T. Seaborg, who co-discovered it.

After Pilsen (Germanised form of Plzeň) in Czechia, where the beer was first developed.

After the island of Lesbos in Greece, home of Sappho, an Ancient Greek poet who frequently wrote about the beauty of (and her love for) women.

From Spanish 'salsa' ("sauce").

Ultimately a contraction of the French 'serge de Nîmes' ("serge from Nîmes"), the city of Nîmes being where it was first produced.

Ultimately from Ancient Greek 'Pergamēnós' ("from Pergamon"), now Bergama in Turkey, where it was invented.

From French 'Suède' ("Sweden"), from which gloves made of the fabric were exported.

After Cantalupo, a former Italian Papal estate where the fruits were first grown in Europe.

From Latin 'monumentum' ("memorial").

After Louis Béchameil de Nointel, in dedication to him by his cook.

From Ottoman Turkish 'yeniçeri' ("new soldier").

From Wolof 'banaana' ("banana").

Ultimately from Venetian 'gazeta' ("halfpenny"), after the cost of a newspaper.

After the Canary Islands in Spain, to which they are native.

From German 'dachs' ("badger") plus 'hund' ("dog").

After Maíandros, a river in Turkey (now called the Büyük Menderes) which was well known in Antiquity for having many curves.

Ultimately from Kocs in Hungary, which produced upper-class horse-drawn carts with suspension.

A genericised trade name, from an acronym of Canadian Oil, Low Acid.

From Latin 'candidātus' ("one who is standing for office").