1. Nevertheless.

2. In what manner soever; although; however.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• howqever,
• howhever,
• howmever,
• howiever,
• howevever,
• howeever,
• howwever,
• howrever,
• howover,
• howerever,
• howvever,
• howoever,
• howsever,
• hoswever,
• hoowsoever,
• Howsomver,
• cowsherer,
• bowldoever,
• Howsomever,
• Howesover

• however.

The adjective form of the word "howsoever" is "howsoever". It functions as both an adverb and an adjective.

The plural form of "howsoever" is "howevers".

The singular form of the word "Howsoever" is "Howsoever". The word itself does not change in form regardless of whether it is used in singular or plural contexts.