leaden

(s) darkened with overcast
- a dark day
- a dull sky
- the sky was leaden and thick
dull,
(s) made heavy or weighted down with weariness
- his leaden arms
- weighted eyelids
weighted,
(a) made of lead
- a leaden weight
(s) (of movement) slow and laborious
- leaden steps
plodding,
(s) lacking lightness or liveliness
- heavy humor
- a leaden conversation
heavy,

dull weighted plodding heavy

leaded leader