fac,fact,fec,fect,fic,fict

fit,fas,fea,feas,fash,feat,feit,fair

fact /fækt/
 as a matter of fact
 faction /ˈfækʃn/
 factual /ˈfæktʃuəl/
 factor /ˈfæktə®/
 factory /ˈfæktri/
manufacture /ˌmænjuˈfæktʃə®/
 manufacturer /ˌmænjuˈfæktʃərə®/
benefaction /ˌbenɪˈfækʃn/
 benefactor /ˈbenɪfæktə®/
benefit /ˈbenɪfɪt/
 beneficial /ˌbenɪˈfɪʃl/
 beneficiary /ˌbenɪˈfɪʃəri/
petrifaction [ˌpetrɪ’fækʃən]
 fossil /ˈfɒsl/
olfactory /ɒlˈfæktəri/
artifact /ˈɑːtɪfækt/
 artificial /ˌɑːtɪˈfɪʃl/
facilitate /fəˈsɪlɪteɪt/
 facility /fəˈsɪləti/
 equipment /ɪˈkwɪpmənt/
 device /dɪˈvaɪs/
affect /əˈfekt/
 affection /əˈfekʃn/
 affectionate /əˈfekʃənət/
 affected /əˈfektɪd/
 unaffected /ˌʌnəˈfektɪd/
 disaffected /ˌdɪsəˈfektɪd/
effect /ɪˈfekt/
 effective /ɪˈfektɪv/
 ineffective /ˌɪnɪˈfektɪv/
 effectiveness /ɪˈfektɪvnəs/
 efficient /ɪˈfɪʃnt/
 efficiency /ɪˈfɪʃnsi/
defect /ˈdiːfekt/
 disadvantate /ˌdɪsədˈvɑːntɪdʒ/
 flaw /flɔː/
 defective /dɪˈfektɪv/
 defection /dɪˈfekʃn/
 defector /dɪˈfektə®/
infect /ɪnˈfekt/
 infection /ɪnˈfekʃn/
 infectious /ɪnˈfekʃəs/
perfect /ˈpɜːfɪkt/
 perfection /pəˈfekʃn/
 imperfect /ɪmˈpɜːfɪkt/
 perfectionism /pəˈfekʃənɪzəm/
 perfectionist /pəˈfekʃənɪst/
proficient /prəˈfɪʃnt/
 proficiency /prəˈfɪʃnsi/
profit /ˈprɒfɪt/
 profitable /ˈprɒfɪtəbl/