endorse¹ or indorse /in-dörsˈ/

1. To write (esp one's signature, a note of contents, a record of an offence) on the back of
2. To assign by writing on the back of
3. To give one's sanction to
4. To express approbation of
5. To do so as a form of advertising, usu in return for money
6. To lay on the back to load (archaic)

endorsˈable adjective

endorseeˈ /en-/ noun

The person to whom a bill, etc is assigned by endorsement

endorseˈment noun

1. The act of endorsing
2. That which is written on the back
3. A sanction
4. A record of a motoring offence on a driving licence
5. An additional clause on a policy altering the coverage in some way (insurance)

endorsˈer or endorsˈor noun

• chem.
• chemi-
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• chemical
• chemical abuse
• chemical affinity
• chemical closet
• chemical closets
• chemical cosh
• chemical dependency
• chemical engineer
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• chemically
• Chemical Mace
• chemical peel
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• chemical wood
• chemicked