Sow refers to a term use after a female has borne a litter.

Stallion refers to a male horse which is not castrated.

Deutsch: Sicherheit / Português: Segurança / Français: Sûretê / Italiano: Sicurezza

Security is the degree of resistance to, or protection from, harm. It applies to any vulnerable and valuable asset, such as a person, dwelling, community, nation, or organization.

Deutsch: Schiff / Español: Buque / Português: Navio / Français: Navire / Italiano: Nave
ship is any large buoyant watercraft. Ships are generally distinguished from boats based on size and cargo or passenger capacity. Ships are used on lakes, seas, and rivers for a variety of activities, such as the transport of people or goods, fishing, entertainment, public safety, and warfare.

A "signal" refers to a piece of information or data that is transmitted from one point to another, usually to control or monitor a system or process. Signals can be electrical, mechanical, optical, or in any other form that can convey information.

Deutsch: Wissenschaft / Español: Ciencia / Português: Ciéncia / Français: Science / Italiano: Scienza
Science (from Latin scientia, meaning "knowledge") is a systematic enterprise that builds and organizes knowledge in the form of testable explanations and predictions about the universe.

Deutsch: Same 
A seed is a small embryonic plant enclosed in a covering called the seed coat, usually with some stored food. It is the product of the ripened ovule of gymnosperm and angiosperm plants which occurs after fertilization and some growth within the mother plant.

A seat is place to sit, often referring to the area one sits upon as opposed to other elements like armrests. A seat is also known as a bench, a chair, a chaise longue, chesterfield, a couch, a davenport or a settee.