Laggy vs Flaggy - What's the difference?

As adjectives the difference between laggy and flaggy

is that laggy is having a delayed response to a change in the factors influencing it while flaggy is hanging down; drooping, pendulous.

(er)

Having a delayed response to a change in the factors influencing it.

Gasoline prices usually show a laggier response to crude-oil price reduction than to crude-oil price increases.

(video games, informal) Tending to lag, or respond slowly because of network latency.

I've given up trying to play on that laggy server.

(en adjective)

(obsolete) Hanging down; drooping, pendulous.

* 1590 , Edmund Spendser, The Faerie Queene , I.xi:

His flaggy wings when forth he did display, / Were like two sayles, in which the hollow wynd / Is gathered full

(obsolete) tasteless; insipid

* Francis Bacon

a flaggy apple