Multiple choice softskills communication How do you spell the word which means 'the science of human and animal behavior'? psicology psichology psycology psychology Reveal answer Fill a bubble to check yourself D Correct answer Explanation The correct spelling is 'psychology' beginning with 'ps'. The 'p' is silent but must be written. This Greek-derived word uses 'psycho-' meaning 'mind' or 'soul'. Common errors omit the 'h' or misspell 'ch' as 'k'.