echoing (adj.)
- answering
- antiphonal
- booming
- confutative
- echoic
- imitative
- iterative
- parrotlike
- persistent
- redundant
- reechoing
- reiterative
- repetitious
- repetitive
- resounding
- respondent
- responding
- responsive
- returning
- reverberant
- reverberating
- rumbling
- sounding
- tautological
- thundering
A pillar'd shade
High overarch'd, and echoing walks between.