*These are not plurals, since they either incomplete without the s, such as cyclops, or in the case of the verbs clap and clip. This kind of thing can keep you going in circles for ever.

accede calico canape cicada deeply deploy depose escape eyelid icecap nicely openly palace pieced played please police policy sanely sleepy sliced speedy splice yelped

cadence cascade cocaine conceal concise conical cyanide cyclone cynical encased enclose episode laconic oceanic payload pelican scandal science spindle splayed

accolade caseload coalesce concealed delicacy displace escapade

landscape

encyclopedia

encyclopaedia

deals

encase

plead

please

played

plays

ploys

cycles

cyclone

slope

sleep

sleepy

all i can come up with for now. little time-constrained here.

cycle

cyclops

needy

seedy

police

cyanide

clone

slope

place

my brain died…..sorry