RICKETTSIAS

ae ai ar as at er es et is it ka ki re si ta ti

ace act air ais ait arc are ark ars art ask ass ate att car cat cis ear eat era ers ess eta ice ick ire irk its kae kas kat kea kir kis kit rai ras rat rec rei res ret ria sac sae sat sea sec sei ser set sic sir sis sit ska ski sri tae tar tas tat tea tet tic tie tis tit tsk

aces acre acts airs airt aits arcs ares arks arse arts asci asks ates cake care cark cars cart case cask cast cate cats cess cire cist cite cris crit ears east eats eras erst etas etic ices ikat ires iris irks kaes kart kats keas keir kier kirs kiss kist kite kits kris race rack rais rake raki rase rate rats reck recs reis rest rets rias rice rick rise risk rite sack sacs sake saki sari sark sate sati scar scat sear seas seat secs sect seis sera sers seta sets sett sice sick sics sika sike sire sirs site sits skas skat skis skit sris star stat stet stir tace tack tact take tare tars tart task tass tate tats teak tear teas teat test tets tick tics tier ties tike tiki tire titi tits trek tres tret tsar tsks