1. In an erect posture.

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

• effectly,
• erecter,
• practly,
• drectly,
• driectly,
• deractly,
• derectly,
• crrectly,
• deirectly,
• cerrectly,
• erectal,
• perectly,
• dierectly,
• pefrectly,
• firectly,
• idrectly,
• errently,
• exectly,
• erecte,
• eruptly

• erectile,
• erst,
• erectness,
• eruct,
• erection,
• directly,
• erecting,
• ergot,
• erects,
• erect,
• Erected.

The adjective form of the word "erectly" is "erect".

The plural form of the word "erectly" is "erectlies".

The singular form of the word "erectly" is "erectly". This is because "erectly" is already in its base form and does not change when converting it into singular or plural.