You still have a vivid memory of your house since you did live in it for 12 years
The old house probably represents the dreamer's life, with each room symbolizing a specific area of life: work, family, social connections, etc. Upper floors can represent intellectual qualities and spirituality, while lower floors, cellars and basements symbolize the deep past, family traditions and/or physical tendencies.
This dream somehow reflects the dreamer's emotional associations with that parent. If the house is the one in which the dreamer grew up or lived for an extended time, the dream could express an old anger rooted in the time one lived there, or it might suggest a rejection of one's experiences or memories in that house. Alternatively, it might express the dreamer's distress over a family (or marriage) that has been torn in two by flames of passion or by burning anger.
they stay or hide in the house
That a lived in house has a moist mildewy basement.
it could mean that underneath your house is a barreal ground or it could mean nothing
The dream expresses feelings of physical exposure and the lack of basic needs.
This appears to be a reassuring and comforting dream. The new house symbolizes your father's new phase of existence beyond the bounds of death.
The dream of the cows indicated that Egypt would have seven years of abundance followed by seven years of famine.
If you mean : how long would a domesticated monkey live for? It is roughly 40 years if it is looked after with care and consideration.
Your house is a metaphor representing your life. Having a classmate in your house in this dream merely illustrates this person "in" your life. It does not predict anything in the future. Any further meaning depends on how you felt about having this person in your house.
It is entirely normal to dream of loved ones who have passed away. The house in the dream is a metaphor for the life that you shared together. The dream is a natural part of your grieving process, and is part of your mind's effort to help you heal from your loss.
It means that someone is haunting that house. It means that some soul is in the house. That is stopping you from entering.
If someone is dreaming about a new house, it may mean they are not satisfied in their current location. It could also mean that they need a big change in their life.