The difference between Erect and Flaccid

When used as adjectives, erect means upright, whereas flaccid means flabby.

Erect is also verb with the meaning: to put up by the fitting together of materials or parts.

check bellow for the other definitions of Erect and Flaccid

Erect as an adjective:

Upright; vertical or reaching broadly upwards.
Erect as an adjective:

Rigid, firm; standing out perpendicularly.
Erect as an adjective (obsolete):

Bold; confident; free from depression; undismayed.
Erect as an adjective (obsolete):

Directed upward; raised; uplifted.
Erect as an adjective:

Watchful; alert.
Erect as an adjective (heraldry):

Elevated, as the tips of wings, heads of serpents, etc.

Erect as a verb (transitive):

To put up by the fitting together of materials or parts.

Examples:

"to erect a house or a fort"
Erect as a verb (transitive):

To cause to stand up or out.
Erect as a verb:

To raise and place in an upright or perpendicular position; to set upright; to raise.

Examples:

"to erect a pole, a flagstaff, a monument, etc."
Erect as a verb:

To lift up; to elevate; to exalt; to magnify.
Erect as a verb:

To animate; to encourage; to cheer.
Erect as a verb (astrology):

To cast or draw up (a figure of the heavens, horoscope etc.).
Erect as a verb:

To set up as an assertion or consequence from premises, etc.
Erect as a verb:

To set up or establish; to found; to form; to institute.