adjective
stodgy
STAH-jee/ˈstɑːdʒi/
Dull, old-fashioned, and resistant to change.
The stodgy office worker rejects the laptop and keeps her typewriter.

Etymology
Thick or stuffed became dull and heavy, then dull, old-fashioned resistance to change.
More examples
- The firm's stodgy image discourages younger customers.
- He finds the lecture stodgy and unimaginative.
Forms
stodgy
Similar words
- staid
- Sedate and unadventurous.
- hidebound
- Rigidly attached to established beliefs or methods.