• vlackfly,
• nlackfly,
• hlackfly,
• glackfly,
• bkackfly,
• bpackfly,
• boackfly,
• blzckfly,
• backfly,
• blckfly,
• blakfly,
• blacfly,
• blacfkly,
• bleckfly,
• Blackbiy,
• Blockiely,
• Blackple,
• Blackfiy,
• Blackflyer,
• Blacklely

• black buck,
• blackberry,
• blackcap,
• blackface,
• black flag,
• blackbody,
• blackpoll,
• blackbuck,
• blackfriar,
• blackball,
• black book,
• black opal,
• blackford,
• black body,
• blackpool,
• black fly,
• blackfoot,
• blackfish.

The adjective form of the word "blackfly" is "blackfly".

The plural of the "blackfly" can be the "blackflies".

The singular of the "blackfly" can be the "blackfly".