• actived,
• activied,
• zctifed,
• adtifed,
• actifedd,
• actifeed,
• atifed,
• actiffed,
• aatifed,
• abtifed,
• actified,
• Acitified,
• actifid,
• acctified,
• actifyed,
• Actiphed,
• Actiffeed,
• Activeed,
• Actifeedd,
• Actipid

• activate,
• actively,
• activity,
• active,
• activist,
• activase,
• acidify,
• acid-fast,
• activism,
• acidophil,
• activated,
• acetify.

The adjective form of the word "Actifed" is "actifedic".

The plural form of the word "actifed" remains as "actifed" since it is a brand name and does not change in the plural form.

The singular form of the word "actifed" remains "actifed". It is a brand name for a medication that is used to treat nasal congestion and other symptoms related to allergies or the common cold.