weak point /wˈiːk pˈɔɪnt/ /wˈiːk pˈɔɪnt/
deficiency /dɪˈfɪʃnsi/ /dɪˈfɪʃnsi/
shortcoming /ˈʃɔːrtkʌmɪŋ/ /ˈʃɔːtkʌmɪŋ/
soft spot /sˈɔft spˈɑːt/ /sˈɒft spˈɒt/