engulf or ingulf /in-gulfˈ/, also (obsolete) engulph or ingulph

1. To swallow up completely
2. To cause to be swallowed up
3. To overwhelm

engulfˈment noun

• unground
• ungrounded
• ungroundedly
• ungroundedness
• ungroundednesses
• ungrown
• ungrudged
• ungrudging
• ungrudgingly
• ungual
• unguard
• unguarded
• unguardedly
• unguardedness
• unguardednesses
• unguarding
• unguards
• unguent
• unguentaria
• unguentaries
• unguentarium
• unguentary
• unguents
• unguerdoned
• ungues