was A1

/wəz/ first-person singular simple past indicative of be.

power A2

/[ˈpʰaə]/ one possessing or exercising power or influence or authority

possible A2

/ˈpɒs.ɪ.bl̩/ capable of happening or existing

interest A2

/ˈɪn.tɹɛst/ the power of attracting or holding one's attention (because it is unusual or exciting etc.)

sin C1

/sɪn/ violent and excited activity

potential B1

/po(ʊ)ˈtɛnʃəl/ existing in possibility

essential B1

/ɪˈsɛn.ʃəl/ basic and fundamental

essence B1

/ˈɛsəns/ The inherent nature of a thing or idea.

absent B1

/ˈæb.sn̩t/ nonexistent

soothe B1

/suːð/ cause to feel better

euphoria C2

/juˈfo.ɹi.ə/ An excited state of joy; a feeling of intense happiness.