Another easy word game

bulLFInch

INClusive

INCluding

LUDicrous

CROchet

ROCket

KETtle

LaunderETTe

DERmatitis

CleMATis

MATtress

ESSence

SENtinel

SENsible

SIBlings

LINger

GERanium

RANger

ANGelic

ELIable