Weighty

6 clues
Deep
Heavy
Important
Ponderous
Momentous
Burdensome
Similar answers:
Aiweiwei
Albertschweitzer
Allrightyathena
Almighty
Almightydollar
Alrightythen
Amightywind
Anchorsaweigh
Andnaughtytykes
Anitaloosweight
Anthonyweiner
Areweinvisible
Atomicweights
Augustaofsaxeweimar
Aweigh
Aweightgain
Aweinspio
Aweinspired
Aweinspiring
Aweinspring