Lingua Franca Nova

Could an English understand elefen, what perfomance is necessary First of all, Lingua Franca Nova have a very reduced vocabulary, and a phonetic monotone a few word derivate from saxon-anglica roots some words

Non English-roots
sister-sore brother- frate father-padre cousin -cusina, cusino niece-sobrina nephew sobrin AND sobrina grandfather-avo grandmother-ava grandson-nete greatgranddaughter-duneta child-fie doghouse-casa de can