The teacher
Used with a name it is Athro otherwise it is athro coleg.
The Welsh word for 'teacher' is athro for a male, and athrawes for a female.
athro (m) athrawes (f)
gwarndo ar yr athro
The word for "teacher" in Welsh is "athro" for a male teacher and "athrawes" for a female teacher. The term is used in educational contexts to refer to individuals who instruct students.
Yr Ysgol in Welsh means the school
two year old sheep
Do you mean from English to Welsh? 'i' is for a person or doing something, 'am' is for a time - am flwyddyn = for a year
Blwyddyn is 'year' in Welsh.
'You' is not a Welsh word.
Although there are Welsh words which correspond to 'gentleman' and 'gentlewoman',bonheddwr (y br) and boneddiges (y fns) they are not used in everyday speech. As in English, Mr. and Mrs. are used when addressing someone formally.
It doesn't mean anything in Welsh; it's in English.