Pubic Lice are passed through genital contact with an infected partner or by sharing infected clothes, towels or bedding (although this is rare). Symptoms include very itchy genitals and it can be cured with medicated shampoo.
Trichomoniasis is an infection in the vagina or urethra. It is passed through penis-to-vagina or vulva-to-vulva sex.
A vaginal swab or urine test are used to diagnose it and it can be cured with antibiotics.