1. ipso jure: By the operation of the law.
2. in flagrante delicto: Caught in the act of committing a crime.
3. prima facie (for example, There is a prima facie case to answer, so we will proceed with the case): On the face of it, or as things seem at first.
4. ex gratia (for example, an ex gratia payment):A gift (usually money) with no obligations attached.
5. de novo Starting again.
6. per se (for example, His claim that he was confused at the time of his actions does not stand as a defence per se): On its own, or all alone.
7. locus standi (for example, The taxpayer does not have locus standi in this court) : The right to be heard in a court.
8. inter alia (for example, She demands possession of the house and custody of the children inter alia:  Among / In addition to other things.
9. ex parte (for example, The wife applied ex parte for an ouster order against her husband. The expression without notice is now usually used instead): A legal action or application pursued by one party only.
10. ex post facto: After the event.
11. pari passu (for example, The new shares will rank pari passu with the existing ones): Equally, or with no distinction.
12. mala in se: An act, such as murder, which is a crime in itself.
13. in terrorem: When a threat is implied in a contract, and as a result the contract is invalid.
14. habeas corpus: A legal remedy against wrongful imprisonment.
15. de facto (for example, He is the de facto owner of the property): Taken as a matter of fact, even though the legal status may not be certain.
16. pro tempore (for example, We are prepared to issue a pro tempore injunction until the case is dealt with fully in the court): For a short time.
17. in personam (for example, an action in personam): Legal action against a person (for example, one party in a case claims that the other should do some act or pay damages).
18.  ipso facto (for example, He was found in the vehicle at the time of the accident and ipso facto was deemed to be in charge of it): By this fact, or the fact itself shows this to be true.

19. in loco parentis (for example, The court is acting in loco parentis)： Acting in place of a parent.
20. res judicata： A matter on which a judgment has been given.
21. per curiam： A decision correctly made by a court, which can be used as a precedent.
22. doli capax： Capable of committing a crime.
23. onus probandi (we can also say burden of proof)：The duty to prove that what has been alleged in court is true.
24. uberrimae fidei (for example, an insurance contract is uberrimae fidei)： In total good faith, a state which should exist between parties to some types of legal relationship.
25. consensus ad idem： A real agreement to a contract by both parties.
26. de jure (for example, He is the de jure owner of the property)：A situation where the legal title is clear.
27. ad litem： Referring to the case at law.
28. non compos mentis (this can be a mitigating circumstance if a crime is committed)： Mad, or not completely sane.
29. bona vacantia (for example, in the case of a person without living relatives, dying without making a will: his / her property usually passes to the state)：With no owner, or no obvious owner.
30. mens rea (Generally, in order to be convicted of a crime, the accused must be shown to have committed an unlawful act (actus reus) with a criminal state of mind (mens rea))： The mental state required to be guilty of committing a crime.
31. quid pro quo： An action done in return for something done or promised.
32. ab initio： From the beginning.
33. actus reus： Legal action against a thing (for example, one party claims property or goods in the possession of another).
34. actus reus： An act forbidden by criminal law.
35. doli incapax (for example, children under the age of 10 are doli incapax and cannot be prosecuted for criminal offences; children between 10 and 14 are presumed to be doli incapax but the presumption can be reversed if there is evidence of knowledge or malice)：Not capable of committing a crime.
36. corpus delicti： The real proof that a crime has been committed.
37. mala prohibita (for example, walking on the grass in a park where this is not allowed. Compare mala prohibita with mala in se)：An act which is not a crime, but is forbidden.
38. bona fide (for example: The respondent was not acting bona fides; She made me a bona fide offer)： In good faith.
39. ultra vires (for example, The police were accused of acting ultra vires)：Acting in a way which exceeds your legal powers.